hafnium
noun
haf·ni·um
| \ ˈhaf-nē-əm
\
\
Definition of hafnium
: a metallic element that resembles zirconium in its chemical properties, occurs especially in zirconium minerals, and readily absorbs neutrons — see Chemical Elements Table
Examples of hafnium in a Sentence
Recent Examples on the Web
One notable example was the discovery of three particularly rare elements found — hafnium, uranium and tungsten. — Fox News, "Shocking Moon discovery: Earth's satellite 100M years older than previously thought, study says," 1 Aug. 2019 This turned out to be a layer of hafnium oxynitride just eight atoms thick. — Daniel Oberhaus, WIRED, "New Designs Could Boost Solar Cells Beyond Their Limits," 11 July 2019 In between the blocks, the researchers placed a seven-nanometer layer of a mix of titanium oxide and hafnium oxide. — John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 One notable example was the discovery of three particularly rare elements found — hafnium, uranium and tungsten. — Fox News, "Shocking Moon discovery: Earth's satellite 100M years older than previously thought, study says," 1 Aug. 2019 This turned out to be a layer of hafnium oxynitride just eight atoms thick. — Daniel Oberhaus, WIRED, "New Designs Could Boost Solar Cells Beyond Their Limits," 11 July 2019 In between the blocks, the researchers placed a seven-nanometer layer of a mix of titanium oxide and hafnium oxide. — John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 Under normal circumstances, the titanium/hafnium oxide layer would act like an insulator and block current flow at the intersection of the copper wires. — John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 Glenn is developing an alloy of nickel, titanium and hafnium to manipulate flaps, winglets, rudders and other parts in air and space. — Grant Segall, cleveland.com, "Dishwasher returns to hotel as NASA Glenn researcher getting prestigious science award (photos)," 8 Dec. 2017These example sentences are selected automatically from various online news sources to reflect current usage of the word 'hafnium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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More Definitions for hafnium
hafnium
noun
haf·ni·um
| \ ˈhaf-nē-əm
\
\
Kids Definition of hafnium
: a gray metallic chemical element
hafnium
noun
haf·ni·um
| \ ˈhaf-nē-əm
\
\
Medical Definition of hafnium
: a metallic element that resembles zirconium chemically, occurs in zirconium minerals, and readily absorbs neutrons
—symbol Hf
— see Chemical Elements Table